/* ==========================================================================
   LMA — Design tokens
   Palet terinspirasi dari dunia kerja LMA sendiri: aspal, baja, dan warna
   amber alat berat — bukan palet AI generik (krem/terracotta atau
   hitam+neon). Tipografi: Poppins (display) + Inter (body) + IBM Plex Mono
   (angka/data — nuansa "gambar teknik/blueprint").
   ========================================================================== */
:root {
  --c-asphalt-900: #0e1013;
  --c-asphalt-800: #16191d;
  --c-steel-700: #232830;
  --c-steel-600: #313842;
  --c-steel-400: #7c8b99;
  --c-concrete-100: #edede8;
  --c-concrete-050: #f7f7f4;
  --c-amber-500: #f4a300;
  --c-amber-400: #ffb92e;
  --c-blueprint-400: #4fd1e8;

  --font-display: "Poppins", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 10px;

  --glass-bg: rgba(255, 255, 255, 0.06);
  --glass-bg-strong: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.14);
  --glass-blur: blur(18px);

  --shadow-soft: 0 20px 60px -20px rgba(0, 0, 0, 0.55);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--c-asphalt-900);
  color: var(--c-concrete-100);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* Subtle blueprint grid texture on the whole page — signature motif tied
   to the literal idea of an engineering "blueprint", used sparingly. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(79, 209, 232, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79, 209, 232, 0.05) 1px, transparent 1px);
  background-size: 42px 42px;
  pointer-events: none;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background: radial-gradient(ellipse 60% 45% at 15% 0%, rgba(244, 163, 0, 0.12), transparent 60%),
              radial-gradient(ellipse 50% 40% at 100% 20%, rgba(79, 209, 232, 0.08), transparent 60%);
}

h1, h2, h3, h4, .display-font {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #fff;
}

.text-amber { color: var(--c-amber-500) !important; }
.font-mono { font-family: var(--font-mono); }
.text-steel { color: var(--c-steel-400) !important; }

a { text-decoration: none; }

.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--c-amber-500);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--c-amber-500);
  display: inline-block;
}

.section { padding: 6.5rem 0; position: relative; }
@media (max-width: 767px) { .section { padding: 4rem 0; } }

.btn-amber {
  background: var(--c-amber-500);
  color: var(--c-asphalt-900);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.8rem 1.7rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn-amber:hover {
  background: var(--c-amber-400);
  color: var(--c-asphalt-900);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px -10px rgba(244, 163, 0, 0.5);
}

.btn-glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  color: #fff;
  font-weight: 500;
  border-radius: var(--radius-sm);
  padding: 0.8rem 1.7rem;
  transition: background 0.2s ease, transform 0.2s ease;
}
.btn-glass:hover {
  background: var(--glass-bg-strong);
  color: #fff;
  transform: translateY(-2px);
}

/* ---------------------------------------------------------------- glass -- */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
  height: 100%;
}
.glass-card:hover {
  transform: translateY(-6px);
  background: var(--glass-bg-strong);
  border-color: rgba(244, 163, 0, 0.35);
}

.icon-tile {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  background: rgba(244, 163, 0, 0.12);
  border: 1px solid rgba(244, 163, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-amber-500);
  font-size: 1.3rem;
  margin-bottom: 1.1rem;
}

/* ------------------------------------------------------------- navbar --- */
.lma-navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.1rem 0;
  transition: padding 0.25s ease, background 0.25s ease;
  background: transparent;
}
.lma-navbar.is-scrolled {
  padding: 0.6rem 0;
  background: rgba(14, 16, 19, 0.65);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
}
.lma-navbar .navbar-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: #fff;
  line-height: 1.05;
}
.lma-navbar .navbar-brand small {
  display: block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--c-steel-400);
  text-transform: uppercase;
}
.lma-navbar .nav-link {
  color: rgba(255, 255, 255, 0.78) !important;
  font-weight: 500;
  font-size: 0.93rem;
  padding: 0.5rem 1rem !important;
  border-radius: var(--radius-sm);
  transition: color 0.2s ease, background 0.2s ease;
}
.lma-navbar .nav-link:hover,
.lma-navbar .nav-link.active {
  color: #fff !important;
  background: rgba(255, 255, 255, 0.08);
}
.lma-navbar .navbar-toggler { border: none; color: #fff; }
.lma-navbar .navbar-toggler:focus { box-shadow: none; }
.lma-navbar .dropdown-menu {
  background: rgba(14, 16, 19, 0.94);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 0.4rem;
  margin-top: 0.5rem;
  box-shadow: var(--shadow-soft);
}
.lma-navbar .dropdown-item {
  color: rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 500;
  transition: background 0.2s ease, color 0.2s ease;
}
.lma-navbar .dropdown-item:hover,
.lma-navbar .dropdown-item:focus,
.lma-navbar .dropdown-item.active {
  background: rgba(244, 163, 0, 0.14);
  color: #fff;
}
.lma-navbar .dropdown-toggle::after { opacity: 0.7; vertical-align: 0.14em; }
@media (max-width: 991.98px) {
  .lma-navbar .dropdown-menu { margin-top: 0; margin-bottom: 0.4rem; border-color: rgba(255,255,255,0.08); }
}
.navbar-brand-logo { padding: 0; display: inline-flex; align-items: center; }
.navbar-brand-logo img { height: 80px; width: auto; display: block; }

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: #fff !important;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 600;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.lang-switch:hover { background: var(--glass-bg-strong); border-color: var(--c-amber-500); }
.lang-switch .lang-flag { font-size: 1.05rem; line-height: 1; }
.lang-switch .lang-code { letter-spacing: 0.04em; }
.lang-switch-mobile { width: 100%; justify-content: center; background: rgba(255,255,255,0.05); }

/* --------------------------------------------------------------- hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 7rem;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  z-index: -2;
}
.hero-bg::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(14,16,19,0.55) 0%, rgba(14,16,19,0.86) 65%, var(--c-asphalt-900) 100%);
}
.hero .glass-panel { padding: 2.75rem; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.08; }
.hero .lead { color: rgba(255,255,255,0.82); font-size: 1.1rem; max-width: 620px; }

/* Corner registration marks — a quiet nod to engineering blueprints */
.blueprint-corners { position: relative; }
.blueprint-corners::before, .blueprint-corners::after,
.blueprint-corners .bc-tr, .blueprint-corners .bc-bl {
  content: "";
  position: absolute;
  width: 18px; height: 18px;
  border: 2px solid rgba(79, 209, 232, 0.55);
}
.blueprint-corners::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.blueprint-corners::after { bottom: -1px; right: -1px; border-left: none; border-top: none; }

/* ------------------------------------------------------------- stats ---- */
.stat-value {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 2.9rem);
  font-weight: 600;
  color: #fff;
}
.stat-label { color: var(--c-steel-400); font-size: 0.85rem; letter-spacing: 0.03em; }

/* ------------------------------------------------------------ timeline -- */
.road-timeline { position: relative; padding-top: 1rem; }
.road-timeline::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 46px;
  height: 4px;
  background: repeating-linear-gradient(90deg, var(--c-amber-500) 0 26px, transparent 26px 46px);
  border-radius: 4px;
  opacity: 0.85;
}
.road-timeline .milestone { position: relative; padding-top: 3.25rem; }
.road-timeline .milestone-marker {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--c-amber-500);
  border: 3px solid var(--c-asphalt-900);
  box-shadow: 0 0 0 2px var(--c-amber-500);
  position: absolute;
  top: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
@media (max-width: 767px) {
  .road-timeline::before { left: 6px; top: 0; bottom: 0; right: auto; width: 4px; height: auto;
    background: repeating-linear-gradient(180deg, var(--c-amber-500) 0 26px, transparent 26px 46px); }
  .road-timeline .milestone-marker { left: 6px; top: 6px; transform: translateX(-50%); }
}

.company-logo-tile {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(244, 163, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
}
.company-logo-tile img { max-width: 100%; max-height: 100%; object-fit: contain; }

/* -------------------------------------------------------- service cards */
.service-card { padding: 0; overflow: hidden; }
.service-card .service-card-img {
  height: 170px;
  background-size: cover;
  background-position: center;
  position: relative;
}
.service-card .service-card-img::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(14,16,19,0.05) 40%, rgba(14,16,19,0.75) 100%);
}
.service-card .service-card-icon {
  position: absolute;
  bottom: -22px; left: 1.4rem;
  z-index: 2;
  width: 46px; height: 46px;
  border-radius: var(--radius-sm);
  background: var(--c-asphalt-900);
  border: 1px solid rgba(244, 163, 0, 0.4);
  display: flex; align-items: center; justify-content: center;
  color: var(--c-amber-500);
  font-size: 1.1rem;
  box-shadow: 0 8px 20px -6px rgba(0,0,0,0.6);
}
.service-card .service-card-body { padding: 2rem 1.4rem 1.6rem; }

/* -------------------------------------------------------- equipment cards */
.equipment-card {
  padding: 0;
  overflow: hidden;
  text-align: center;
}
.equipment-card .equipment-img {
  height: 120px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  padding: 0.75rem;
}
.equipment-card .equipment-img img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 6px 10px rgba(0,0,0,0.4));
}
.equipment-card .equipment-body {
  padding: 0.85rem 0.6rem 1.1rem;
  border-top: 1px solid var(--glass-border);
}
.equipment-card .equipment-qty {
  font-family: var(--font-mono);
  color: var(--c-amber-500);
  font-weight: 600;
  font-size: 1.15rem;
  line-height: 1;
}
.equipment-card .equipment-name {
  font-size: 0.78rem;
  color: var(--c-steel-400);
  margin-top: 0.3rem;
  min-height: 2.1em;
}

/* --------------------------------------------------------- ongoing map -- */
.ongoing-map-wrap {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  background: #131b34;
}
.ongoing-map-img { width: 100%; display: block; }
.map-pin {
  position: absolute;
  transform: translate(-50%, -50%);
  cursor: pointer;
}
.map-pin-dot {
  display: block;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--c-amber-500);
  box-shadow: 0 0 0 4px rgba(244, 163, 0, 0.28);
  animation: pinPulse 2.4s ease-in-out infinite;
}
@keyframes pinPulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(244, 163, 0, 0.28); }
  50% { box-shadow: 0 0 0 8px rgba(244, 163, 0, 0.12); }
}
.map-pin-tooltip {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-asphalt-900);
  border: 1px solid var(--glass-border);
  color: #fff;
  font-size: 0.72rem;
  white-space: nowrap;
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 5;
}
.map-pin:hover .map-pin-tooltip,
.map-pin:focus .map-pin-tooltip { opacity: 1; }
@media (max-width: 575px) {
  .map-pin-tooltip { white-space: normal; max-width: 140px; font-size: 0.66rem; }
}

/* -------------------------------------------------------- client logos -- */
.client-logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 0.75rem;
}
.client-logo-tile {
  background: rgba(255, 255, 255, 0.92);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.6);
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem;
  transition: transform 0.2s ease;
}
.client-logo-tile:hover { transform: translateY(-3px); }
.client-logo-tile img { max-width: 100%; max-height: 100%; object-fit: contain; }

/* --------------------------------------------------- document thumbnails */
.doc-thumb {
  display: block;
  width: 100%;
  position: relative;
  padding: 0;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  cursor: zoom-in;
  aspect-ratio: 3 / 4;
}
.doc-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s ease;
  background: #fff;
}
.doc-thumb:hover img { transform: scale(1.06); }
.doc-thumb-zoom {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.4rem;
  background: rgba(14, 16, 19, 0);
  opacity: 0;
  transition: opacity 0.25s ease, background 0.25s ease;
}
.doc-thumb:hover .doc-thumb-zoom { opacity: 1; background: rgba(14, 16, 19, 0.45); }

/* -------------------------------------------------------------- karir --- */
.job-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--c-amber-400);
  background: rgba(244, 163, 0, 0.1);
  border: 1px solid rgba(244, 163, 0, 0.28);
  border-radius: 999px;
  padding: 0.35rem 0.85rem;
}

/* --------------------------------------------------------- flash alert -- */
/* Wrapper tidak pernah menangkap klik (pointer-events: none) supaya, apa
   pun ukurannya, ia TIDAK PERNAH memblokir interaksi dengan sisa halaman.
   Hanya kartu alert di dalamnya yang bisa menerima klik. */
.flash-stack {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2000;
  width: 100%;
  max-width: 560px;
  padding: 6.5rem 1rem 0;
  pointer-events: none;
}
.flash-alert {
  position: relative;
  padding-right: 2.75rem !important;
  pointer-events: auto;
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.flash-alert.is-hiding { opacity: 0; transform: translateY(-12px); }
.flash-close {
  position: absolute;
  top: 0.6rem; right: 0.6rem;
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 0;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 0.85rem;
  display: flex; align-items: center; justify-content: center;
  line-height: 1;
}
.flash-close:hover { background: rgba(255, 255, 255, 0.22); }

/* ------------------------------------------------------------- lightbox */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 3000;
  background: rgba(6, 7, 9, 0.92);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 2rem;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.lightbox-overlay.is-open { display: flex; opacity: 1; }
.lightbox-overlay img {
  max-width: min(92vw, 900px);
  max-height: 80vh;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  background: #fff;
}
.lightbox-caption { color: #fff; margin-top: 1rem; font-size: 0.95rem; max-width: 700px; text-align: center; }
.lightbox-close {
  position: absolute;
  top: 1.25rem; right: 1.5rem;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg-strong);
  color: #fff;
  font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
}

/* ----------------------------------------------------------- portfolio -- */
.project-card { overflow: hidden; padding: 0; }
.project-card .project-img {
  height: 210px;
  background-size: cover;
  background-position: center;
  position: relative;
}
.project-card .project-img::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(14,16,19,0) 40%, rgba(14,16,19,0.9) 100%);
}
.project-card .value-badge {
  position: absolute; bottom: 0.9rem; left: 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--c-amber-400);
  z-index: 2;
}
.project-card .project-body { padding: 1.25rem 1.4rem 1.5rem; }
.nav-pills-glass .nav-link {
  color: rgba(255,255,255,0.75);
  border-radius: var(--radius-sm);
  font-weight: 500;
  padding: 0.55rem 1.2rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  margin: 0 0.4rem 0.6rem 0;
}
.nav-pills-glass .nav-link.active {
  background: var(--c-amber-500);
  color: var(--c-asphalt-900) !important;
  border-color: var(--c-amber-500);
}

/* ----------------------------------------------------------- footer ----- */
.lma-footer {
  background: var(--c-asphalt-800);
  border-top: 1px solid var(--glass-border);
  padding: 4rem 0 1.75rem;
}
.lma-footer a { color: var(--c-steel-400); }
.lma-footer a:hover { color: var(--c-amber-500); }
.social-icon {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff;
  transition: background 0.2s ease, transform 0.2s ease;
}
.social-icon:hover { background: var(--c-amber-500); color: var(--c-asphalt-900); transform: translateY(-3px); }

/* ----------------------------------------------------------- reveal ----- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .glass-card:hover, .btn-amber:hover, .btn-glass:hover { transform: none; }
}

.form-control-glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: #fff;
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
}
.form-control-glass:focus {
  background: var(--glass-bg-strong);
  border-color: var(--c-amber-500);
  color: #fff;
  box-shadow: 0 0 0 3px rgba(244, 163, 0, 0.18);
}
.form-control-glass::placeholder { color: rgba(255,255,255,0.4); }
label.form-label { color: var(--c-steel-400); font-size: 0.85rem; }

::selection { background: var(--c-amber-500); color: var(--c-asphalt-900); }

/* Focus visibility for keyboard users */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--c-blueprint-400);
  outline-offset: 2px;
}